function Person(name,age){
	this.name = name;
	this.age = age;
}
Person.prototype = {
	constructor:Person,
	sayHello:function(){}
}

var p1 = new Person('zhangsan',12);
var p2 = new Person('lisi',13);
console.log(p1,p2);
console.log(p1.sayHello==p2.sayHello)


